CVE-2024-4111 Tenda TX9 SetLEDCfg sub_42BD7C stack-based overflow

High 8.8 Published Updated

Remote attackers can trigger a stack-based buffer overflow in the Tenda TX9 router's LED configuration handler, potentially leading to code execution or service disruption.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2024-4111?

CVE-2024-4111 is a high-severity memory corruption vulnerability in Tenda TX9, published on 24 Apr 2024. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A vulnerability was found in Tenda TX9 22.03.02.10. It has been rated as critical. Affected by this issue is the function sub_42BD7C of the file /goform/SetLEDCfg. The manipulation of the argument time leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. VDB-261854 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Weakness: CWE-787, CWE-121

Which versions are affected by CVE-2024-4111?

It affects 1 product.

Products include Tenda Tx9 Pro Firmware.

How do I fix CVE-2024-4111?

No fix has been published for CVE-2024-4111 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2024-4111 being exploited?

There is no known exploitation of CVE-2024-4111 in the wild and no public exploit code.

Sources

Also known as GHSA-mhrv-ffq7-3g67.

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